Finding the Fourth Proportional to 79,746.08, 119,693.24 and 40,331.48
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Solution
The fourth proportional to 79,746.08, 119,693.24 and 40,331.48 is: 60,534.71
Step by Step Solution
- Step 1: Write the proportion equation
79,746.08 : 119,693.24 = 40,331.48 : x - Step 2: Convert to fraction form
79,746.08/119,693.24 = 40,331.48/x - Step 3: Cross multiply
79,746.08x = 119,693.24 × 40,331.48 - Step 4: Simplify right side
79,746.08x = 4,827,405,515.20 - Step 5: Solve for x
x = 4,827,405,515.20/79,746.08 - Step 6: Final answer
x = 60,534.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.